16% of brands begin sending regular messages one day or less after their Welcome Message; 22% send regular messages two or three days later; 36% deploy four to seven days after. 22% of brands send their regular messages more than 14 days after their Welcome Message. - ReturnPath "The Email Subscriber Experience 2008-2013" (2013)

75% of brands are sending their Welcome Message the same day the subscriber opts-in. 13% send it one day after, 7% send two or three days later, and 5% send the email more than three days later. - ReturnPath "The Email Subscriber Experience 2008-2013" (2013)

In 2008, 40% of brands sent a Welcome Message to their new subscribers. Today, 80% of brands send this type of message. - ReturnPath "The Email Subscriber Experience 2008-2013" (2013)

41% of brands did not send any messages within the first 48 hours of subscribing. - Ciceron "The First Impressions Email Marketing Study" (2013)

39% of brands sent a welcome message; 15 of 27 companies in study did not make a good first impression. - Ciceron "The First Impressions Email Marketing Study" (2013)

53% of marketers agree welcome messages best help to achieve their business goals, up from 15% in 2011. - DMA "National Client Email Report" (2013)

Triggered emails saw an average CTR of 10.4%, more than double the general CTR for Q1 2012, according to a study conducted by Epsilon and Email Experience Council. - eMarketer "Email Marketing Benchmarks: Key Data, Trends and Metrics" (2013)

Marketers who take advantage of automation—which includes everything from cart abandonment programs to birthday emails—have seen conversion rates as high as 50%. - eMarketer "Email Marketing Benchmarks: Key Data, Trends and Metrics" (2013)

More than 60% of B2B marketers are using email for drip nurturing. - Pardot "Survey Reveals Changing Role of Email Marketing" (2012)

Only 13% of B2B companies surveyed are currently using marketing automation — and the main reason why? They simply don’t know what it is (44%). - Buyer Zone "The State of B2B Lead Generation: 2012 Results" (2012)

Businesses using marketing automation are able to manage more lead sources: they averaged 4.7 sources vs. the non-users’ 4.1. - Buyer Zone "The State of B2B Lead Generation: 2012 Results" (2012)

Such customer behaviors as registering for a webinar or downloading a white paper are the most common actions that prompt an automatic follow-up email, cited by 69% of marketers. Other actions that trigger email messages include requests for product demos (36%) and call-center interactions (15%). - BtoB "Email Marketing: A Legacy Channel Continues to Deliver" (2012)

Six percent of the transactional emails received landed in recipients' junk folders. - Silverpop "How Top Retailers Use Transactional Emails" (2009)

Most companies (74%) send transactional emails within 10 minutes of order placement, with 38% being sent within 1 minute of order completion. - Silverpop "How Top Retailers Use Transactional Emails" (2009)

44% of transactional emails did not include any form of personalization. - Silverpop "How Top Retailers Use Transactional Emails" (2009)

57% of consumers have positive view of marketing content in transactional email, so long as transaction content is readily seen and commercial information is relevant. - MarketingSherpa "Ecommerce Benchmark Guide" (2007)

75% of customers open and read transactional emails frequently or very often versus 45% for other permission commercial email. - MarketingSherpa "Ecommerce Benchmark Guide" (2007)

Of the largest online retailers that send welcome emails, 69% of them send their welcome emails in HTML, while the remaining 31% sent theirs in text-only format. - Email Experience Council/RetailEmail.Blogspot (September 2006)

Of the largest online retailers that send welcome emails, 49% of them ask the subscriber to add their email address to the subscriber's address book. - Email Experience Council/RetailEmail.Blogspot (September 2006)

Of the largest online retailers that send welcome emails, 34% of them offer a discount, reward or incentive to encourage them to make a purchase with the retailer. - Email Experience Council/RetailEmail.Blogspot (September 2006)

Of the largest online retailers that send welcome emails, 11% of them include product images or links to individual products in their welcome emails. - Email Experience Council/RetailEmail.Blogspot (September 2006)

Of the largest online retailers that send welcome emails, 31% of them include a store locator link. - Email Experience Council/RetailEmail.Blogspot (September 2006)

Of the largest online retailers that send welcome emails, 68% of them include a contact mailing address. - Email Experience Council/RetailEmail.Blogspot (September 2006)